How To Fix BM808 - No three-character or six-character units are defined

SAP Error Message - Details

• Message type: E = Error

• Message class: BM - Development class BZME - units of measure

• Message number: 808

• Message text: No three-character or six-character units are defined

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BM808 - No three-character or six-character units are defined ?

  The SAP error message BM808 indicates that there are no three-character or six-character units defined in the system for the specific context in which you are trying to perform an operation. This error typically arises in the context of material management, inventory management, or when dealing with units of measure in SAP.
  Cause:
  
  Missing Unit of Measure (UoM): The system does not have the required unit of measure defined in the configuration. This could be due to a missing entry in the unit of measure table.
  Incorrect Configuration: The configuration for units of measure may not have been set up correctly, or the necessary units have not been activated.
  Data Entry Error: There may be a typo or incorrect entry in the transaction where the unit of measure is being specified.
  
  Solution:
  
  
  Define Units of Measure:
  
  Go to the transaction code CUNI (Maintain Units of Measure).
  Check if the required three-character or six-character units are defined. If not, you can create them.
  Ensure that the units are correctly defined and activated.
  
  
  
  Check Material Master:
  
  Use transaction code MM03 to view the material master data.
  Ensure that the unit of measure is correctly assigned to the material in the relevant views (Basic Data, Purchasing, Sales, etc.).
  
  
  
  Review Configuration:
  
  If you have access, check the configuration settings in the IMG (Implementation Guide) under Logistics > General > Material Master > Basic Settings > Units of Measure.
  Ensure that the necessary units are included in the configuration.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to units of measure for any additional context or specific steps that may be required for your version of SAP.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Unit of Measure Types: Understand the difference between base units, alternative units, and sales units.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CUNI (for unit of measure maintenance), MM01 (for material creation), and MM02 (for material changes).
  SAP Notes: Check SAP Notes for any known issues or patches related to unit of measure handling in your specific SAP version.
  
  By following these steps, you should be able to resolve the BM808 error and ensure that the necessary units of measure are defined in your SAP system.